# Invoice Ninja [](https://travis-ci.org/invoiceninja/invoiceninja) [](http://docs.invoiceninja.com/en/latest/) [](https://gitter.im/hillelcoren/invoice-ninja?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge) ## [Hosted](https://www.invoiceninja.com) | [Self-hosted](https://www.invoiceninja.org) | [iPhone](https://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=1072566815&mt=8) Watch this [YouTube Video](https://www.youtube.com/watch?v=xHGKvadapbA) for an overview of the app's features. All Pro and Enterprise features from the hosted app are included in the open-source code. The [self-host zip](https://www.invoiceninja.com/self-host/) includes all third party libraries whereas downloading the code from GitHub requires using Composer to install the dependencies. ## Affiliates Programs * Referral program (we pay you): $100 per signup paid over 3 years - [Learn more](https://www.invoiceninja.com/referral-program/) * White-label reseller (you pay us): 10% of revenue with a $500 sign up fee ### Installation Options * [Self-Host Zip](https://www.invoiceninja.com/knowledgebase/self-host/) - Free * [Docker File](https://github.com/invoiceninja/dockerfiles) - Free * [Softaculous](https://www.softaculous.com/apps/ecommerce/Invoice_Ninja) - $30 ## Requirements * PHP >= 5.5.9 * MySQL ## Recommended Providers * [WePay](https://www.invoiceninja.com/wepay-accept-online-payments-instantly/) * [Stripe](https://stripe.com/) * [Postmark](https://postmarkapp.com/) ## Features * Built using Laravel 5.2 * Live PDF generation using [pdfmake](http://pdfmake.org/) * Supports 50+ payment gateways with [Omnipay](https://github.com/thephpleague/omnipay) * Integrate with hundreds of apps with [Zapier](https://zapier.com/zapbook/invoice-ninja/) * Recurring invoices with auto-billing * Expenses and vendors * Import bank statements with [OFX](http://www.ofxhome.com/) * Tasks with time-tracking * File Attachments * Multi-user/multi-company support * Tax rates and payment terms * Reminder emails * Partial payments * Client portal * Custom email templates * [D3.js](http://d3js.org/) visualizations ## Documentation * [Self Host Guide](https://www.invoiceninja.com/self-host) * [User Guide](http://docs.invoiceninja.com/en/latest/) * [Developer Guide](https://www.invoiceninja.com/knowledgebase/developer-guide/) * [Support Forum](https://www.invoiceninja.com/forums/forum/support/) * [Feature Roadmap](https://trello.com/b/63BbiVVe/) ## Development * [Custom Module](http://docs.invoiceninja.com/en/latest/custom_modules.html) | [Watch Video](https://www.youtube.com/watch?v=8jJ-PYuq85k) * [PHP SDK](https://github.com/invoiceninja/sdk-php) * [API Documentation](https://www.invoiceninja.com/api-documentation/) ## Contributing All contributors are welcome! For information on how contribute to Invoice Ninja, please see our [contributing guide](CONTRIBUTING.md). ## Credits * [Hillel Coren](https://github.com/hillelcoren) * [All contributors](https://github.com/invoiceninja/invoiceninja/graphs/contributors) **Special thanks to:** * [Troels Liebe Bentsen](https://github.com/tlbdk) * [Jeramy Simpson](https://github.com/JeramyMywork) - [MyWork](https://www.mywork.com.au) * [Sigitas Limontas](https://lt.linkedin.com/in/sigitaslimontas) * [Joshua Dwire](https://github.com/joshuadwire) - [Some Techie](https://www.sometechie.com) * [Holger Lösken](https://github.com/codedge) - [codedge](http://codedge.de) * [Samuel Laulhau](https://github.com/lalop) - [Lalop](http://lalop.co/) ## License Invoice Ninja is released under the Attribution Assurance License. See [LICENSE](LICENSE) for details.